PBS America (Freeview) Friday

A look at animals' defensive strategies, including the act of self-sacrifice or risk of harm that typifies a mother's defence of her offspring

Following the descendants of the people who battled the discriminatory White Australia Policy and reuniting one Singaporean family after 75 years apart from their relatives

Investigating nuclear-era shelters, including the thousands built by a paranoid Romanian leader. Part two of two

The story of the RAF's successful mission to sink the German battleship Tirpitz in November 1944, with eyewitness accounts from surviving crew, fighter pilots and sailors

Documentary looking back on the invention of the motion picture camera and some of the first footage captured with input from historians, filmmakers and authors

Investigating nuclear-era shelters, including the thousands built by a paranoid Romanian leader. Part two of two

The story of the RAF's successful mission to sink the German battleship Tirpitz in November 1944, with eyewitness accounts from surviving crew, fighter pilots and sailors

Documentary looking back on the invention of the motion picture camera and some of the first footage captured with input from historians, filmmakers and authors

Following the descendants of the people who battled the discriminatory White Australia Policy and reuniting one Singaporean family after 75 years apart from their relatives

Investigating nuclear-era shelters, including the thousands built by a paranoid Romanian leader. Part two of two